Only months after crisis quantifies, the national bank said it would build the size of its bond purchasing program by €600bn (£546bn) to €1.35tn.
The program will run until June 2021, six months longer than arranged.
The move will continue getting costs low for nations and firms as they face gigantic spending deficiencies and downturns.
The buys support "financing conditions in the genuine economy, particularly for organizations and family units," the ECB said.
The national bank additionally chose to hold its loan fees at record lows.
The additional security purchasing "is probably going to push European government security yields a considerably further into negative area, and speculators looking for positive returns will be compelled to face more challenge," said Rachel Winter, partner venture executive at speculation firm Killik and Co.
The bond buys are regularly alluded to as Quantitative Easing (QE). At the point when national banks purchase securities with printed cash, the estimation of the bonds rise and acquiring costs drop.
Some market analysts wonder how much cash can securely be printed without making the estimation of cash decline.
"In spite of the fact that expansion is presently extremely low, these degrees of advantage buys are causing some worry about swelling sometime later," said Ms Winter.
"Monetary hypothesis reveals to us that that expansion is connected to the gracefully of cash in the economy, and on the off chance that the cash flexibly is by and large radically expanded to finance quantitative facilitating, at that point long haul swelling should rise as well. These feelings of trepidation of long haul swelling have stirred interest for gold as of late."
The program will run until June 2021, six months longer than arranged.
The move will continue getting costs low for nations and firms as they face gigantic spending deficiencies and downturns.
The buys support "financing conditions in the genuine economy, particularly for organizations and family units," the ECB said.
The national bank additionally chose to hold its loan fees at record lows.
The additional security purchasing "is probably going to push European government security yields a considerably further into negative area, and speculators looking for positive returns will be compelled to face more challenge," said Rachel Winter, partner venture executive at speculation firm Killik and Co.
The bond buys are regularly alluded to as Quantitative Easing (QE). At the point when national banks purchase securities with printed cash, the estimation of the bonds rise and acquiring costs drop.
Some market analysts wonder how much cash can securely be printed without making the estimation of cash decline.
"In spite of the fact that expansion is presently extremely low, these degrees of advantage buys are causing some worry about swelling sometime later," said Ms Winter.
"Monetary hypothesis reveals to us that that expansion is connected to the gracefully of cash in the economy, and on the off chance that the cash flexibly is by and large radically expanded to finance quantitative facilitating, at that point long haul swelling should rise as well. These feelings of trepidation of long haul swelling have stirred interest for gold as of late."